1021211034 has 16 divisors (see below), whose sum is σ = 2071189440.
Its totient is φ = 335609120.
The previous prime is 1021211033. The next prime is 1021211129. The reversal of 1021211034 is 4301121201.
Adding to 1021211034 its reverse (4301121201), we get a palindrome (5322332235).
It is not an unprimeable number, because it can be changed into a prime (1021211033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1198179 + ... + 1199030.
It is an arithmetic number, because the mean of its divisors is an integer number (129449340).
Almost surely, 21021211034 is an apocalyptic number.
1021211034 is an abundant number, since it is smaller than the sum of its proper divisors (1049978406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1021211034 is a wasteful number, since it uses less digits than its factorization.
1021211034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2397285.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 1021211034 is about 31956.3926937945.
The cubic root of 1021211034 is about 1007.0209357654.
The spelling of 1021211034 in words is "one billion, twenty-one million, two hundred eleven thousand, thirty-four".